telephone sets 2684- and 2685-type

BEll SYSTEM PRACTICES
AT&TCo Standard
SECTION 529-226- 1 42
Issue 3, September 1978
TELEPHONE SETS
2684- AND 2685-TYPE
1.
GENERAL
This section contains identification, installation,
connections, and maintenance information
for the 2684- and 2685-type telephone sets. These
sets are 18- and 30-button, respectively, CALL
DIRECTOR® telephone sets which are intended
solely for use with specially engineered lines no t
1 .01
-
for general telephone use.
This section is reissued to:
1 .02
•
•
Add 2684AM- and 2685AM-type (modular)
telephone sets
Fig.
1 -2685AM 1 Telephone Set
Show 2684A- and 2685A-type telephone sets
MD
•
Add 656A, 657A, and 657B keys
•
Show 697A headset adjunct MD
•
Show 3B speakerphone system MD
•
Add Comcode numbers
Note:
Complete telephone set identification
for ordering purposes by adding code numbers
for key module arrangement from Table B
and color desired from Table A (example:
2684AM7-58).
(a)
Since this reissue covers a general revision, arrows
ordinarily used to indicate changes have been
omitted.
The 2684AM- and 2685AM-type modular
telephone sets replace the 2684A-(MD) and
2685A-(MD) type telephone sets, respectively.
Replaceable Common Components:
•
Blank, Apparatus, 105B (see Table B)
•
Dial, 35AF3A
•
Lamp, 51A
•
812655595 (P-26E559) Relay Assembly
•
Ringer, T1A
•
Set, Hand, G3Y-* (2684A- or 2685A-type)
•
Set, Hand, G15Y-* (2684AM- or 2685AM-type)
•
819040122 (P-90D012) Guard Assembly.
1 .03
2.
IDENTIFICATION
ORDERING GUIDE
Order as follows:
2.01
•
Set, Telephone, 2684AM-* (18-button set)
•
Set, Telephone, 2685AM-* (30-button set)
(b)
•
Replaceable Specific Components:
Cord, Mounting, D120C-* (2684-type sets)
NOTICE
Not for use or disclosure outside the
Bell System except under written agreement
Printed in U.S.A.
Page 1
SECTION 529-226-1 42
BUZZER
POLARITY
GUARD
DIAL
MOUNTING
SCREWS
RINGER VOLUME
CONTROL
Fig. 2-2685AM1 Telephone Set, Housing Removed
}
•
Cord, Mounting, D200F-* (2865-type sets)
•
Unit, Control, 55B (MD)
•
Housing (2684A- and 2685A-type sets) Table
•
Unit, Control, J-53041D
See Note
c
(d)
Loose Parts Furnished with Set:
Housing (2684AM and 2865AM-type sets)
Table D
•
Subscriber Instruction Booklet (SIB 2473)
•
Key
•
811218585 (P-12A858) Blocking Ring
•
Bezel
•
814151290 (P-44El29) Designation Strip
•
Faceplate
•
Mat, Paper
•
(c)
Tables B, E, F, and G
Replaceable Optional Components:
•
•
814451308 (P-44E130) Designation Strip (sets
equipped with 617A key)
Paper Mat (gold and silver; see Tables E
and F)
•
Buzzer, KS-8109L2 (ac or de)
* Add color code from Table A.
•
Buzzer, KS-20419L1 (10 volt ac only)
•
Loudspeaker, 760A (MD)
Note: The 55B control unit is required with
sets for 3B (MD) speakerphone use on two
wire circuits. The 55B and J-53041D control
unit are required with sets for 3B speakerphone
Page 2
ISS 3, SECTION 529-226-142
use on 4-wire circuits.
Connections for 4A
speakerphone system must be engineered
locally.
Refer to SD-69923-01 and Section
512-730-460 for Reference.
•
COLOR
These CALL DIRECTOR telephone sets are
available in standard telephone set colors
with coordinated color paper mats. One gold mat
and one silver mat is shipped loose with each set
{Tables E and F).
2.02
•
18- and 30-line capacity
•
Optional headset adjunct.
APPLICATION
2.04
These sets are intended for:
•
TABLE A
COORDINATED COLOR SCHEME
•
TELEPHONE SET, CORD,
PAPER MAT
HOUSING, AND HANDSET
COORDINATED COLOR
COLOR
CODE
COLOR
Polarity guard for end-to-end signaling
capability
•
CODE
Specially engineered line circuits of 1A1,
1A2, or 6A key telephone systems having
2- or 4-wire capability per SD-69581�01
Standard 3B (MD) speakerphone for 2-wire
line circuits (2684A- and 2685A-type)
3B speakerphone modified for 4-wire line
circuits (2684A- and 2685A-type)
Black
-03
Charcoal
-70
Green
-51
Lt. Green
-71
Red
-53
Muted Red
-69
Yellow
-56
Lt. Yellow
-72
White
-58
Lt. Gray
-7 3
Lt. Beige
-60
Muted Beige
- 75
Lt. Gray
-61
Charcoal
-70
Aqua Blue
-62
Muted Blue
-76
Silver
-78
•
Space requirements
Gold
-79
•
General appearance of installation
3.
INSTAUATION
When installing the 2684- or
2685-type telephone set and its optional
services, consider the following:
3.01
Planning:
•
•
3.02
DESIGN FEATURES
Safety for yourself, customer, and maintenance
personnel
Distance between apparatus and associated
equipment
Installing the Set:
•
Remove housing with faceplate and mat by
loosening two screws at rear of set
2.03
These sets have the following design features:
•
•
Removable faceplate and mat
Pushbutton key positions convertible to
signaling
•
6 transfer line switch
•
2- or 4-wire operation
•
•
•
•
Install key units as necessary and make
connections of key leads
Stamp key designation strips and install
under lamp strip
Assure connections are correct and tight,
and reassemble set
Connect plug-ended mounting
appropriate connector cable
cord
to
Page 3
SECTION 529-226-142
TABLE
8
TELEPHONE SET CODES AND MODULE ARRANGEMENTS (NOTE)
TELEPHONE
SET
TYPE
SET EQUIPPED WITH
LEFT
CODEt
MODULE
2ND
MODULE
2
2684A (MD)
or
2684AM
617A
105B
657B
656A
656A
105B
9
10
MODULE
656A
657A
6
7
5TH
4TH
MODULE
105B
1
4
3RD
MODULE
656A
656A
11*
12*
657A
13*
657B
14
657A
15
657B
617A
667B
(MD)
656A
59A
105B
1
105B
2
656A
3
4
657A
617A
5
617A
59A
9
105B
10
2685A (MD)
or
2685AM
11
657B
656A
13
105B
656A
656A
15
656A
105B
656A
105B
16*
17*
18*
105B
656A
656A
12
14
656A
657A
19
656A
6678
617A
(MD)
656A
59A
Note: The 656· and 657·type keys are electrically the same as and are interchangeable
with the 598· and 599-type keys, refer to Section 512·230·100.
Module Identification
59A- Lamp Socket
1058- Apparatus Blank
656A- 6 Pickup Positions
657A- 5 Pickup and 1 Hold Position
6578- 1 Tumbutton, 4 Pickup, and
1 Hold Positions
617A- 12 Nonlocking Signal Keys
6678- Speakerphone Transmitter
Unit
* These codes available in the 2684A· and 2685A·type telephone sets only.
t See Table A for color code.
Page 4
ISS 3, SECTION 529-226-142
TABLE C
HOUSING ASSEMBLIES FOR 2684A- AND 2685A-TYPE
TELEPHONE SETS
HOUSING ASSEMBLY
TELEPHONE
2684A-Type
2685A-Type
•
COLOR
NUMBER
SET
818430035 (P-84C003)
Black
818430514 (P-84C051)
Green
818430530 (P-84C053)
Red
818430563 (P-84C056)
Yellow
818430589 (P-84C058)
White
818430605(P-84C060)
Lt. Beige
818430621 (P-84C062)
Aqua Blue
818431033 (P-84C103)
Black
818431512 (P-84C151)
Green
818431538 (P-84C153)
Red
818431561 (P-84C156)
Yellow
818431587 (P-84C158)
White
818431603 (P-84C160)
Lt. Beige
818431629 (P-84C162)
Aqua Blue
Remove faceplate and install number card
in space provided below dial by removing
paper covering adhesive area.
(5) Internal connections of the 697A subset
are shown in Section 529-110-407.
•
To install KS-8109L2 buzzer:
Installing Optional Components:
3.03
(1) Remove telephone set housing, faceplate,
•
To install 697A (MD) headset adjunct:
and mat by loosening two screws at
rear of set.
(1) Remove telephone set housing, faceplate,
and mat by loosening two screws at
rear of set.
(2) Place headset adjunct near telephone
set assuring that headset jacks and foot
switch are convenient to the user.
(3) Make necessary connections of D20J
mounting cord from adjunct as outlined
in Table I.
(4) Install set housing, faceplate, and mat.
(2) Remove two steel screws from the
plastic buzzer mounting bracket provided
at the dial mounting and install the buzzer
using these screws. Buzzer must be insulated
from the metal base of the set.
(3) Make necessary wiring connections as
shown in Fig. 10.
(4) Install set housing, faceplate, and mat.
Page 5
SECTION 529-226-142
A KS-20419Ll miniature buzzer (6-10 volt
ac) may be installed at any convenient
location within the telephone set. Provide mounting
screw as required or secure buzzer using an existing
screw. Connect BZ and BZ1 mounting cord leads
to (BL) buzzer leads at spare screw terminals or
use D-141688 connectors. Refer to appropriate
section in Division 501 for detailed 'information on
KS-20419Ll buzzer.
3.04
5.
MAINTENANCE
Maintenance of 2684- and 2685-type telephone
sets is limited to cleaning plastic surfaces,
lubricating bearing surfaces of line switch, and
replacing defective key units or components.
5.01
Cleaning:
(a)
•
4.
CONNECTION INDEX
•
Clean exterior plastic parts using water
dampened KS-2423 cloth
Do not use scouring cleansers on colored
components as this may damage finish
No changes in wiring other than those
specified in this practice shall be
•
made.
Table H-Connections For 667B (MD) Transmitter
(b)
Table !-Connections For 697 A Subscriber Set,
Headset Adjunct Unit
Table J -Conversion of Pickup Key to Signaling
(Nonlocking)
Table K-Connections For 657B key (Turn
Key)
•
If cleaning does not result in desired
appearance, replace component or entire
set.
Lubricating:
Lubricate bearing surfaces of line switch
assembly with KS-14774Ll lubricant when
required.
Replacing Components:
(c)
•
Refer to sections covering keys, dials,
handsets, cords, etc. for replacement of these
components
Fig. 3-657 A Key
•
Fig. 4-657B Key
Fig. 5-656A Key
Fig. 6-667B (MD) Transmitter
•
See Part 2, Ordering Guide, for replacement
part numbers
To replace modular key unit:
(1) Remove set housing, faceplate, and mat
by loosening two screws in rear of set.
Fig. 7-617A Key
Fig. 8-59A Lamp Socket (Use 51A Lamps)
(2) LQosen screw on each side of key frame
and raise frame to gain access to
terminal boards.
Fig. 9-Jack Assembly Connections for 2684AM­
and 2685AM-Type Telephone Set
Equipped With Modular Handset and
Handset Cord
(3) Disconnect spade-tipped leads of key
unit to be removed, if required.
Fig. 10-2684- or 2685-Type Telephone Set,
Connections
(4) Loosen captive screws securing key
module to frame and lift key from
frame and connector assembly.
Fig. 11-Cord and Cable Connections
(5) Install new key unit by reversing
procedure (1) through (4).
Page 6
ISS 3, SECTION 529-226-1 42
TABLE D
HOUSING ASSEMBLIES FOR 2684AM-AND 2685AM-TYPE
TELEPHONE SETS
HOUSING ASSEMBLY
TELEPHONE
SET
2684AM-Type
2685AM-Type
HOUSING
COLOR
840715304
Black
840715262
Green
840715312
Red
840715320
Yellow
840715270
White
840715288
Lt. Beige
840715296
Lt. Gray
840715338
Aqua Blue
840712327
Black
840712335
Green
840712343
Red
840712350
Yellow
840712368
White
840712376
Lt. Beige
840712384
Lt. Gray
840712392
Aqua Blue
Page 7
SECTION 529-226- 1 42
657A KEY
1ST PICKUP
OR SIG KEY
+
;..
(t
'
1ST LAMP
�
ca::
'
2ND PICKUP
OR SIG KEY
2ND
LAMP
:SAD PICKUP
OR SIG KEY
v
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t
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t
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4TH PICKUP
OA SIG KEY
2
27
(9:::
-'-
13
38
3
28
A
;t
4
29
14
t
4TH LAMP
5TH PICKUP
OR SIG KEY
39
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5
30
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f
6
15
40
I
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6TH LAMP
CHAINING
SWITCH
16
41
9
34
10
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17
42
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Page 8
33
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8
lf
HOLD KEY
7
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t
5TH LAMP
I
26
18
43
50
49
48
23
24
25
22
47
19
44
20
45
21
46
ci
;;:
=
0
1-
ISS 3, SECTION 529-226-1 42
6576
KEY
•
Vf
TURN
KEY ��r
;t
I
I
TURN
KEY
LAMP
OR
1ST PICKUP
SIG KEY
1ST LAMP
2ND PICKUP
OR SIG KEY
f
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3RD LAMP
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26
2
27
3
OR
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HOLD KEY
HOLD KEY
LAMP
rt
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1
29
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23
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20
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21
46
Fig. 4-6578 Key
Page 9
SECTION 529-226-1 42
656A KEY
1ST
OR
PICKUP
SIG KEY
1ST LAMP
2ND PICKUP
OR SIG KEY
2ND LAMP
3RO PICKUP
OR SIG KEY
3RO LAMP
4TH PICKUP
OR SrG KEY
4TH LAMP
5TH PICKUP
OR SIG KEY
5TH LAMP
6TH PICKUP
OR SIG KEY
..
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Page
26
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49
48
23
24
25
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44
20
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ISS 3, SECTION 529-226-142
6678
TRANSMITTER
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41
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* LEADS ARE SPADE TIPPED AND OF SUFFICIENT LENGTH TO REACH
WHEN TRANSMITTER MODULE IS IN THE 5TH K E Y POSITION OF
2685A-TYPE
TBI
TELEPHONE SET.
Fig. 6-6678 (MD) Transmitter
Page 1 1
SECTION 529-226-1 42
617A KEY
t
l__
zL_
l
3 l._
4L_
T8 1Zl
OF MTG
CORD
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-
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15
40
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MIW CORD OR EOUIV
13
; 38
CONN
0
1-
ISS 3, SECTION 529-226-142
CONN� I
: 26
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Fig. 8-59A Lamp Socket (use 51A Lamps)
TEL SET
(NETWORK)
S1SE JACK
ASSEfiiBLY
(R)
l1
(W)
G
(G)
L2
(BK)
st
t
H4DU CORD
G15Y HANDSET
(
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(
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(
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:!=m
)
(BK)
TERfiiiNAL ON TBI
NOTE - REFER TO FIG. 10 FOR COfiiPLETE TELEPHONE SET CONNECTIONS
Fig. 9-Jack Assembly Connections for 2684AM- and 2685AM-type Telephone Set Equipped With Modular
Handset and Handset Cord (Note)
Page 13
SECTION 529-226-142
NETWORK
DIAL
(R-GI
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Page 14
(G-R)
_l�_LA-.1
li
Fig. 10-2684-
2685-Type Telephone Set, Connections (Sheet 1 of 2 }
or
(0-R)
MA4
RELAY ASSEMBLY
T0
sH
2
ISS 3, SECTION 529-226-142
PM86
-roo
EMS
LINE SWITCH
-n
PMBI
EMEB'I
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PART OF
TBI
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(BR-Y )
43
( S-Y)
44
23�
t
't (Y-S )
24 f-t--
2 5 f-t--
�R)
TO S H 3
(V-BL)
TX
X
( V-Gl
A-M
< o-v
[
(BL -V l
(G
�:: �
"-"
Vl
R
A
'----
:-p
+
-+: �5::=
�
I
I
(O·BK l
( SK--o)
A.S. OR S l
L
"'
�
"'
..
LG
R
3::
I
0:
�
T
<I)
>-
"'
"'
z
0
:r
Q.
"'
A , S, OR $1
L
LG
(G-BK )
R
( BK-G l
T
( BR-BK)
..J
"'
..
>-
( B K -BR I
I
I
R
T
"'
"
0
..
A , S , OR Sl
( S -BK l
L
(BK-S )
LG
( BL-Yl
R
(Y-B L}
T
(0-Yl
A S , OR Sl
(Y-O}
(G·Yl
L
(Y- G l
LG
I BR-Y }
PB
( Y-BR)
SPAR E
( S -Y l
BZ
(Y-S )
BZ I
VACANT
I
I
23 >-t-
I
G · V)
v
20
4 7 >t -
R,.,_
( G)
45
I I� 45 (
22>t-
22 f-t--
21
46
19
t
t ( Y-BR l
48 H--
20
18
Rl
L
LG
l R ·Sl
14
39
17
(0
( BK-BLl
38
42
(G-Y}
BLl
( BL-BK
15
(O•Y )
(R
( S - RI
13
(Y-0)
T
A,S, OR Sl
( BR·R l
10
35
41
R
( R-BR)
37
(Y- B LJ
36
L
LG
( BR·Wl
( R -Gl
9
16
A , S , OR Sl
l G -R l
8
33
40
W)
( W-G )
I R - 01
12
( SL-Y}
I I
7
36
IS-BK)
( BK-S }
0)
(G
I BL- Rl
31
II
I I�
(W
(W -Sl
c!:-+-7 34
IG -BKJ
10
44
�--+7
T
( S·W )
5
32
(BK-B L)
35
19
'
R
( W-BLJ
(W- BR)
29
6
(0-BKl
( BK-0 1
9
34
28
4
30
t ( BL- BKl
A-H
41
47
I I�
(G-R l
( R - BR I
40
...
(S-Wl
( BR·R )
15
!i
3
( R·O l
(G-Rl
31
16
27
(0-R l
5
30
33
(W 0 )
(W-S l
CABINET
( BL- W)
l O-W )
2
( BL-Rl
( R -BL}
14
0
26
(0-W )
(W B R l
(S-W)
4
"'
( W- BLJ
( BR-Wl
28
...
"'
I
(W G )
38
3
APPARATUs
B INDER
I G -Wl
13
CONN 4
BINDER
( BL-W )
26
LEAD DESIGNATION
TEL SYSTEM
AIOOD
4 9 >t -
I
2 5 >t -
-
( BL-V )
V- BL
(G V )
50�
R
T
A
FOURTH MODULE
J
TO
SH 5
Fig. 11 -Cord and Cable Connections (Sheet 4 of 5)
Page 19
SECTION 529-226-1 42
CONNECTOR CABL[ CONNECTIONS
CONNECTOR CABLE CONNECTIONS
CONNECTOR 5
.--TBlt -
FIFTH
MODULE
�
26
2
D200F
IO-wl
A-ti
27
13
38
28
IS·WI
4
29
A-H
14
39
5
30
(G R)
6
31
.. 15
� 40
.... 7
3
�
A-H
IBL- 91<1
:
..; 33
A-H
... 4 1
9
34
10
35
11
42
II
36
12
37
18
(BR - BK
A-ti
A-H
G
,..
(Y-O)
10Y)
50�
49 �
48�
(V-G
21
46 fJ-IBL-VI
V-8L
TO SH 4
(G-V)
10-YI
(Y-O)
(G•Y)
(Y-GI
(8R-YI
ll
RI
IY·8
IS-Yl
ll
(Y-SI
*
'---- *
(BR-'1)
�)
( 0 -V)
IV - 8L
BL-Y
( Y- 8LI
ll
23 �
24 �
25 �
22 �
47
19
G
44
20
(8L-BI< l
I8K-BLI
(O-BI<)
(BI<-0)
IG8KI
181<-GI
IBR BK)
t
BK-BRI
IS-8K)
�
IBK-5 1
43
45 EI
(BL-WI
I W- BL I
10-WI
*
(W-01
IG-W I
IW -G I
IBR-'11 1
W•BR
!S-WI
T"
IW-SI
( BL-R)
(R-BLI
l O-R I
IR-0)
(G-RI
1"
R-GI
IBR-RI
IR-BRI
IS-RI
I R-S I
� 16
g
PLUG 5
R
,..
T
I
*
R
T
A
:::::
X
"'
A-H
'--
AIOOO
CONN 5
BINIER
BINDER
I BL-WI
IW-BLI
(O-Wl
IW-ol
I G-WI
(W-Gl
I
26
2
27
3
28
6
31
'i--+?
8
33
h--+7 34
10
( 35
"
36
� 37
13
'{ 38
12
14
39
15
40
16
41
17
42
18
43
19
44
I I�. 20
I I� 45
21
::t
=E
�
;,.
9
I
I
I
I
T
L O R RI
LG,OR Tl
R
T
A,S. OR Sl
L OR PI
LG
R
T
I
I
IBL-BK I8K-BLl
{
{
>-t-
IW-BRI
(S-W)
(W-S)
IBL-R
IR-BLI
10-RI
IR-0)
IG-RI
IR-Gl
I BR-RI
IR-BRl
(S-RI
I R-S
R
S
A OR Sl
IBR-'11 1
4
29
I I� 5
30
32
LEAD DESIGNATION
TEL SYSTEM
APPARATUS
CABINET
!
10-BKI BK-0
(G-BK)
8K-GI
8R-8Kl
IBK-BR
( S-BK)
(BK-Sl
IBl·Y)
I Y-8L)
o-Y
IY-Ol
IG-YI
(Y-G)
IBR·Yl
( Y- 8R
IS-Y l
IY -S)
46 >-t-
22 >-t47
23
I
A,S, OR Sl
L,OR IT
LG,OR IR
R
T
I
A,$, OR Sl
"'
z
0
i:
"'
-'
"'
....
,..
...
L OR S
LG OR AG
R
T
A,S OR Sl
L OR M l
LG OR M2(-15)
R
T
I
A $,$1 OR AI
L OR Fl
LG
RR
RT
SPARE
SPARE
"'
....
.,
,..
.,
(/)
�
"
0
....
I
T
VACANT
I
�
48 >+24 >-t49 >-t25
50
�
FIFTH WDCXILE
CIRCUIT SYMBOLS!
If INDICATES LEADS ARE SPADE TIPPEO,INSULATEO. AND STORED.
t INDICATE5 LEADS ARE DEAD ENDED.
• INDICAT[S LEADS ARE SPADE TIPPED,INSU(ATED, AND STORED
IN THIRD MODULE OF 18-BUTTON SETS AND DEAD ENDED IN
30-BUTTON SETS.
NOTES:
I. WHEN SIGNALING KEYS OTHER THAN THE 617A ARE PROVIDED, CONNECT T H E
SPADE-TIPPED LEADS ASSOCIATED WITH THE CONVERTED PICKUP KEYS T O
THE S G TERMINAL ON TERMINAL BLOCK 6. I F ADDITIONAL TERMINALS ARE
REQUIRED, PROVIDE AN MIW STRAP, OR EQUIVALENT, BETWEEN THE C OR S
AND SG TERMINALS ON TERMINAL BLOCK 6.
2. WHEN MORE THAN FIVE PRIVATE AND INTERCOMMUNICATING LINES WITH
COMMON SIGNAL KEY ARE REQUIRED PER TELEPHONE SET, AND WHERE
THE 617A KEY IS NOT USED, STRAP TOGETHER C TERMINALS OF RESPECTIVE
6-BUTTON KEY UNITS REQUIRING COMMON SIGNALING FEATURE.
3 WITH 656A KEY IN FIRST MODULE CONNECT (Y-O) LEAD TO TB2-3, (S-11) LEAD TO
TBI-3, IV-S) LEAD TO TBI-2, THESE SPADE-TIPPED LEADS ARE STORED IN 1St
MODULE DISCONNECT, INSULATE, ANO STORE (Ill LEAD CONNECTED TO
TBI-2.
Fig. 1 1 -Cord and Cable Connections (Sheet 5 of 5)
Page 20
ISS 3, SECTION 529-226- 1 42
TABLE E
MATS FOR 2684-TYPE TELEPHONE SETS
TELEPHONE SET
MATS
2684-TVPE
CODE
COLOR
COORDINATED COLOR
Black
818380701 (P-83H070)
Charcoal
1,
2,
4,
6,
7,
9,
10,
Green
818380719 (P-83H071 )
Lt. Green
Red
818380693 (P-83H069)
Muted Red
14,
15
818380727 (P-83H072)
Lt. Yellow
White
818380735 (P-83H073)
Lt. Gray
Lt. Beige
818380750 (P-83H07 5 )
Muted Beige
Lt. Gray
818380701 (P-83H070)
Charcoal
Aqua Blue
818380768 (P-83H076)
Yellow
Black
11,
12,
13
GOLD
818380784
(P-83H078)
818380792
(P-83H079)
818381782
(P-83H178)
818381790
(P-83H179)
Muted Blue
818381709 (P-83H170 )
Charcoal
Green
818381717 (P-83H171)
Lt. Green
Red
818381691 (P-83H169 )
Muted Red
818381725 (P-83H172)
Lt. Yellow
White
818381733 (P-83H173)
Lt. Gray
Lt. Beige
818381758 (P-83H175)
Muted Beige
Lt. Gray
818381709 (P-83H170)
Charcoal
Aqua Blue
81?381766 (P-83H176 )
Yellow
SILVER
Muted Blue
Page 2 1
SECTION 529-226-142
TABLE F
MATS FOR 2685-TYPE T E LEPHONE SET
TELEPHONE SET
MATS
2685-TYPE
CODE
1,
2,
3,
4,
5,
9,
10,
11'
1 2,
1 3,
14,
15,
19
16,
17,
18
Page 22
COLOR
COORDINATED COLOR
Black
818480709.(P-84H070)
Charcoal
Green
818480717 (P-84H07 1 )
Lt. Green
Red
8 18480691 (P-84H069)
Muted Red
Yellow
818480725 (P-84H072)
Lt. Yellow
White
818480733 (P-84H07 3 )
Lt. Gray
Lt. Beige
818480758 (P-84H075)
Muted Beige
Lt. Gray
818480709 (P-84H070)
Charcoal
Aqua Blue
818480766 (P-84H076)
Muted Blue
Black
818481707 (P-84H170)
Charcoal
Green
818481715 (P-84H 1 7 1 )
Lt. Green
Red
818481699 (P-84H169)
Muted Red
Yellow
818481723 (P-84H172)
Lt. Yellow
White
8184817 31 (P-84H17 3 )
Lt. Gray
Lt. Beige
8184817 56 (P-84H1 7 5 )
Muted Beige
Lt. Gray
818481707 (P-84H170)
Charcoal
Aqua Blue
818481764 (P-84H176)
Muted Blue
SILVER
GOLD
8 18480782
(P-84H078)
818480790
(P-84H079)
818481780
(P-84H178)
818481798
(P-84H179)
ISS 3, SECTION 529-226- 1 42
TABLE G
2684A AND 2685A-TYPE TELEPHONE SETS FACEPLATES
AND BEZELS
TELEPHONE
SET
CODE
FACEPLATE
ASSEMBLY
(NOTE 1)
FACEPLATE
ONLY
220Al-
8121 66056
(P-21F605)
1
2
22081-
812166064
(P-21F606)
220Al-
812166056
(P-21F605)
11
220C1-
812166072
(P-21F607)
12
22001-
812166080
(P-21F608)
13
220C1-
812166072
(P·21F607)
220J1-
812166098
(P-21F609)
221Al-
812166858
(P·21F685)
4
22181-
812166866
(P·21F686)
5
221El-
812166890
(P-21F689)
9
221F1-
812166908
{P-21F690)
4
BEZEL
ASSEMBLY
(NOTE 2)
6
7
2684A
9
10
14
15
814455085
(P-44E508)
(Note 2)
1
2
3
10
2685A
812652121
(P·26E212)
11
12
221A1-
812166858
(P·21F685)
221C1-
812166874
{P-21F687)
18
22101-
812166882
{P·21F688)
19
221Fl-
812166908
(P·21F690)
13
14
15
16
17
Note 1 :
Faceplate assembly consists of faceplate and three
paper mats; one color coordinated, one silver, and
2:
one gold.
Bezel assembly consists of 814455051 (P-44E505)
upper beze� 814455069 (P-44E506) lower bezel,
814455077 (P-44E507) bezel retainer, RM-712661
bezel clip, and RM-712662 bezel spring.
Page 23
SECTION 529-226-142
TABLE H
CONNECTIONS FOR 6678 (MD) TRANSMITTER
Tit
667B
TRANSMITTU
G-Y
6
Y-G
2
Y-BL
f----
AG.
10
3
-
BL-Y
4
Y-0
5
0-V
1
0-Y
19
Note:
When 3-type (MD) speakerphone is
provided, disconnect, insulate, and store (S-V)
and (V-S) key leads from terminals 2 and 6 of
TBl.
•
,.... 24
ISS 3, SECTION 529-226-142
TABLE
I
CONNECTIONS FOR 697 A SUBSCRIBER SET
HEADSET ADJUNCT UNIT
CONNECT TO
REMOVE FROM
WIRE OR l.UD
COLOR
G
Line Switch
Til
NET
STORED
LOCATION
10
v
Til
16
18
Dial
W-BL
11
15
7
•
BL-W
7
W-BL
1
0-W
19
G-V
4
V-G
14
BR-W
9
c
W-BR
BR-Y
*
STORE
12
B
0-W
Y-BR�
AND
NET
7
MA4 Relay
Set Mtg Cord
Tl2
INSULATE
12
V-BL
B
D20J
Mounting Cord
BL-V
10
of 697A Subset
Y-BR
7
V-S
15
G-R
11
S-V
18
R-G
16
BR-V
•
V-BR
•
V-0
•
W-S
•
W-0
•
From 0-W binder group.
Page
25
SECTION 529-226-142
TABLE J
CONVERSION OF PICKUP KEY TO SIGNAUNG (NONLOCKING}
-
NO. Of KEYS
CONVERTED TO
NO. Of
KEYS
REMAINING
UNE PICKUP
SIGNAL KEYS
657A
OIIG
KET
657B
ORIG
KEY
656A
NO. Of
PIIVATE
AND
INTEICOflt
liNES WITH
COM SIG
KEYS
T..O
SUPl
0-Y
SUPl
ONLY
ONlY
KEY
G..a
lt.aiC
II..IK
A-H•- A-H*
A-H•
A-H*
A-ll•
A-H•·
G•
1
A-H•
A-H•
A-H*
A-H*
A-H•
c
G*
2
A-H•
A-H*
A-H*
A-H•
c
c
G*
KfY
SUPL
6
5
KfY LEAD TRMINATIONS
0-W
s-w
KIY
4
1
3
2
1
.3
A-H•
A-H•
A-H•
c
c
c
G*
2
3
2
4
A-H*
A-H•
c
c
c
c
G*
1
4
3
5
A-H*
c
c
c
c
c
G•
6
c
c
c
c
c
c
G*
5
1
2
A-H•
A-H•
A-H•
c
c
c
G*
5
1
3
A-H*
A-H*
c
c
c
c
G*
5
1
4
A-H*
c
c
c
c
c
G*
5
1
5
c
c
c
c
c
c
G*
* On tenninal board associated with key.
Note 1: To convert a key position from pickup to signaling, remove
plunger at key position to be converted.
811058379 (P-10E837)
from
Note 2: The sixth key of any supplementary key unit may be converted for use as a common signal­
ing key on several private or intercommunicating lines. The signaling is directed to the S or Sl lead
of the lines to be signaled. The lAl or 1A2 system
automatic cutoff feature cannot be used on a line
connected to the common signaling key.
Note 3: Provide an
Page 26
M1W
strap or equivalent between the SG and C terminals on TBVI.
ISS 3, SECTION 529-226-142
TABLE K
CONNECTIONS FOR 6578 KEY (TURN KEY)
(INSTALLED- IN FIRST KEY MODUlE POSITION)
CONNECTOR CAll£ l.U.DS
AT EQUIP CABINET
SPADE-TIPPED MOUNTING
CORD LEADS IN SET
5TH AND 6TH UNE PICKUP POSfTION
FUTURE
I
T
G-Il(
5TH
Cutoff Station on
lAl
1A2
or
A
5TH
IK-G
IK-IR
Cutoff Station on
To
To
4-Wire Line (Aux
Equip
Aux
GRD
Relay
Cutoff External
Cutoff Ringer
AC
Cutoff
in Set
DC
Common
Monitoring
Y-ll
O.Y
IL.-Y
Y-ll
0
�
0
•
•
•
0
TBl
Net.
Y..O
Station
•
TBI
G
Y..O
11-81(
(Note 1)
•
•
TBI
TBI
G
G
0
0
0
0
0
•
0
•
"
•
•
,.
To External
Equip
Ringer or
•
Buzzer
Equip
Buzzer
IL.-Y
A
6TH
To Extension
0
To Key
in Set
T
6TH
•
To Key
Ringer or Buzzer
R
6TH
To Equip
KTS
Relay Required)
•
5TH
•
(Note
2)
•
•
(Note
2)
•
To
Key
Equip
12
A
c
t
c
Cap.!
To Mon
•
Equip
•
•
•
A
c
TBI
TBI
R
T
Insulate and store.
t Connect to screw holding buzzer frame to bracket.
: Use network capacitor if available or 548A capacitor or equivalent (ordered separately).
Notes: 1 Disconnect BR-BK lead from
A-H
terminal of TBI.
2 Inaulate the BL-Y and Y-BL connector cable conducton of the BL-W binder group at tbe apparatus cabinet
wben the BL-Y and Y-BL
apade tipped
leads in the set
are
used.
Page 27
27 Pages